Which is the most efficient way to solve this equation?
1 answer:
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Answer:
x=2
Step-by-step explanation:
5x+ = 7
5x+4 =7 (2)
5x+4=14
5x=14-4
5x=10
=
x=2
Hope this picture helps!
<span>The 2.7 has been broken into 2 and 0.7, and then both of these parts have been multiplied by 3, giving you the two answers of 6 and 2.1 shown. Adding these two together gives you the answer of 8.1. </span>
<span>The 2.7 has been broken into 2 and 0.7, and then both of these parts have been multiplied by 3, giving you the two answers of 6 and 2.1 shown. Adding these two together gives you the answer of 8.1. </span>